1: (0 1 7)

(0)(1 20 15 14 7 19 17)(2 21 4)(3 13 11 9 5)(6 10 8)(12 18 16)

2: (1 14 17)

(0)(1)(2 21 4)(3 13 11 9 5)(6 10 8)(7 19 17)(12 18 16)(14 20 15)

3: (12 18 16)

(0)(1)(2 21 4)(3 13 11 9 5)(6 10 8)(7 19 17)(12)(14 20 15)(16)(18)

4: (7 19 17)

(0)(1)(2 21 4)(3 13 11 9 5)(6 10 8)(7)(12)(14 20 15)(16)(17)(18)(19)